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参数资料
| 型号： | LT1767EMS8E-5 |
| 厂商： | LINEAR TECHNOLOGY CORP |
| 元件分类： | 稳压器 |
| 英文描述： | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| 中文描述： | 3 A SWITCHING REGULATOR, 1500 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封装： | PLASTIC, MSOP-8 |
| 文件页数： | 2/16页 |
| 文件大小： | 242K |
| 代理商： | LT1767EMS8E-5 |
2
LT1767/LT1767-1.8/
LT1767-2.5/LT1767-3.3/LT1767-5
sn1767 1767fas
ABSOLUTE
AXI
U
RATIU
W
Input Voltage .......................................................... 25V
BOOST Pin Above SW ............................................ 20V
Max BOOST Pin Voltage .......................................... 35V
SHDN Pin ............................................................... 25V
FB Pin Voltage .......................................................... 6V
FB Pin Current ....................................................... 1mA
W
W
ELECTRICAL CHARACTERISTICS
The
G
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at T
A
= 25
°
C.
V
IN
= 15V, V
C
= 0.8V, Boost = V
IN
+ 5V, SHDN, SYNC and switch open unless otherwise noted.
(Note 1)
PARAMETER
Maximum Switch Current Limit
CONDITION
T
A
= 0
°
C to 125
°
C
T
A
= < 0
°
C
3.3V < V
IN
< 25V
MIN
1.5
1.3
1.1
1.1
TYP
2
MAX
3
3
1.4
1.5
400
500
2.73
1.3
20
45
1.218
1.224
1.836
2.55
3.366
5.1
–0.5
UNITS
A
A
Oscillator Frequency
1.25
MHz
MHz
mV
mV
G
Switch On Voltage Drop
I
SW
= –1.5A, 0
°
C
≤
T
A
≤
125
°
C and –1.3A, T
A
< 0
°
C
330
G
V
IN
Undervoltage Lockout
V
IN
Supply Current
Shutdown Supply Current
(Note 3)
V
FB
= V
NOM
+ 17%
V
SHDN
= 0V, V
IN
= 25V, V
SW
= 0V
G
2.47
2.6
1
6
V
G
mA
μ
A
μ
A
G
Feedback Voltage
3V < V
IN
< 25V, 0.4V < V
C
< 0.9V
(Note 3)
LT1767 (Adj)
1.182
1.176
1.764
2.45
3.234
4.9
1.2
V
V
V
V
V
V
G
LT1767-1.8
LT1767-2.5
LT1767-3.3
LT1767-5
G
1.8
2.5
3.3
5
–0.25
G
G
G
FB Input Current
LT1767 (Adj)
G
μ
A
SYNC Pin Current .................................................. 1mA
Operating Junction Temperature Range (Note 2)
LT1767E.......................................... –40
°
C to 125
°
C
Storage Temperature Range................ –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)................. 300
°
C
PACKAGE/ORDER I
FOR
ATIO
W
U
U
ORDER PART NUMBER
1
2
3
4
BOOST
V
IN
SW
GND
8
7
6
5
SYNC
V
C
FB
SHDN
TOP VIEW
MS8 PACKAGE
8-LEAD PLASTIC MSOP
T
JMAX
= 125
°
C,
θ
JA
= 110
°
C/W
LTLS
LTWG
LTWD
LTWE
LTWF
LT1767EMS8
LT1767EMS8-1.8
LT1767EMS8-2.5
LT1767EMS8-3.3
LT1767EMS8-5
MS8 PART MARKING
GROUND PIN CONNECTED
TO LARGE COPPER AREA
ORDER PART NUMBER
T
JMAX
= 125
°
C,
θ
JA
= 40
°
C/W
LT1767EMS8E
LT1767EMS8E-1.8
LT1767EMS8E-2.5
LT1767EMS8E-3.3
LT1767EMS8E-5
MS8E PART MARKING
LTZG
LTZH
LTZJ
LTZK
LTZL
EXPOSED GND PAD
CONNECTED TO LARGE
COPPER AREA ON PCB
1
2
3
4
BOOST
V
IN
SW
GND
8
7
6
5
SYNC
V
C
FB
SHDN
TOP VIEW
MS8E PACKAGE
8-LEAD PLASTIC MSOP
Consult LTC Marketing for parts specified with wider operating temperature ranges.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LT1767EMS8E-5#PBF | 功能描述:IC REG BUCK 5V 1.5A 8MSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 标准包装:250 系列:- 类型:降压（降压） 输出类型:固定 输出数:1 输出电压:1.2V 输入电压:2.05 V ~ 6 V PWM 型:电压模式 频率 - 开关:2MHz 电流 - 输出:500mA 同步整流器:是 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:6-UFDFN 包装:带卷 (TR) 供应商设备封装:6-SON（1.45x1） 产品目录页面:1032 (CN2011-ZH PDF) 其它名称:296-25628-2 |
| LT1767EMS8E-5#PBF | 制造商:Linear Technology 功能描述:DC/DC Converter IC 制造商:Linear Technology 功能描述:IC, STEP-DOWN REGULATOR, MSOP-8 |
| LT1767EMS8E-5#TR | 功能描述:IC REG BUCK 5V 1.5A 8MSOP RoHS:否 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 标准包装:2,500 系列:- 类型:降压（降压） 输出类型:固定 输出数:1 输出电压:1.2V，1.5V，1.8V，2.5V 输入电压:2.7 V ~ 20 V PWM 型:- 频率 - 开关:- 电流 - 输出:50mA 同步整流器:是 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:10-TFSOP，10-MSOP（0.118"，3.00mm 宽）裸露焊盘 包装:带卷 (TR) 供应商设备封装:10-MSOP 裸露焊盘 |
| LT1767EMS8E-5#TRPBF | 功能描述:IC REG BUCK 5V 1.5A 8MSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 标准包装:2,500 系列:- 类型:降压（降压） 输出类型:固定 输出数:1 输出电压:1.2V，1.5V，1.8V，2.5V 输入电压:2.7 V ~ 20 V PWM 型:- 频率 - 开关:- 电流 - 输出:50mA 同步整流器:是 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:10-TFSOP，10-MSOP（0.118"，3.00mm 宽）裸露焊盘 包装:带卷 (TR) 供应商设备封装:10-MSOP 裸露焊盘 |
| LT1767EMS8E-5PBF | 制造商:Linear Technology 功能描述:Sw. Regulator Step-Dn 1.5A 1.25MHz MSOP8 |
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